/*
 * Copyright (c) 2022 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

declare function AssertType(value:any, type:string):void;
{
    function f(flag:boolean) {
        let a : number = 1;
        if (flag) {
            a = 2;
            AssertType(a, "int");
        } else {
            a = 0.5;
            AssertType(a, "double");
        }
        // phi (int, double) -> number
        AssertType(a, "number");
        return a;
    }

    let c = f(true);
}
